With its extended 210-inch leads

inspect the vacuum hose for cracks or moisture and ensure the port on the inducer or collector box is clear of debris

For technicians servicing legacy Erie PopTop systems

if the Pyrolite material shows signs of heavy erosion

you know that a cracked or clogged Lennox 17F55 Collector Box is a fast track to unit lockouts and pressure switch faults

Heil Quaker ICP 1176115 Limit Switch 319848-301 With its extended 210-inch leadsFor technicians servicing International Comfort Products (ICP) equipment, the Heil Quaker ICP 1176115 Limit Switch is a critical safety component designed for precise thermal monitoring. Also identified by model number 135 100, this high limit control is engineered to open at 135? F and close at 100? F. This specific 135 100 limit switch serves as a direct OEM replacement for a wide range of brands under the ICP umbrella, including Tempstar,